in the kitchen. [ female announcer ] sc johnson, a family company. >>> in the early month of carolyn savage's pregnancy, she and her husband, shawn, decided they would not reveal who they were. or have any contact with the couple whose embryo she received. but that didn't stop carolyn from worrying about them. especially the mother-to-be. >> i just thought, these people are going to be scared enough and then i'm thinking, but maybe they're better off not knowing who we are at this point and knowing my medical history. because that's only going to add fuel to their fear. >> now three months into the pregnancy, they were about to meet. >> those embryos, we thought about them all the time. >> the merrills are a family with young twins living in suburban detroit. two hours away from the savages. paul is an electrical engineer, shannon, a history teacher. they married in 2002 and had tried for several years to have children with no success. finally their doctor recommended invitro fertilization. the results were even better than they had hoped. >> and we're like, wow. it worked. and then